Hologic Inc (HOLX) Insider Ownership

Historic Insider Ownership Trends

Over the 90-day window ending January 10, 2026, Hologic's three dominant insider ownership positions are held by Chairman And President And Ceo Stephen P Macmillan (1.42Mn shares), General Counsel John M. Griffin (182.51K shares), Chief Financial Officer Karleen Marie Oberton (150.74K shares).

Top Direct Holders

Insider ownership data is derived from the last 60 months of Form 4 SEC filings.
Holder Position Shares Report Date
Stephen P Macmillan Chairman And President And Ceo 1,423,837 18 Nov, 2025
John M. Griffin General Counsel 182,514 18 Nov, 2024
Karleen Marie Oberton Chief Financial Officer 150,735 18 Nov, 2025
Jan Verstreken Group President And International 134,039 18 Nov, 2025
Sally Crawford 132,927 11 Mar, 2024
Essex D Mitchell Chief Operating Officer 77,610 18 Nov, 2025
Kevin R Thornal Group Pres And Global Diagnostics 62,368 17 Nov, 2022
Sean S. Daugherty Group President And Bsh & Surg. 49,091 28 Feb, 2022
Scott T Garrett 48,611 15 Mar, 2024
Christiana Stamoulis 47,336 22 Oct, 2025
Jennifer M Schneiders President And Diag. Solutions 41,318 18 Nov, 2025
Anne M. Liddy General Counsel 28,237 18 Nov, 2025
Erik S Anderson Div. Pres. And Breast & Skeletal 23,231 18 Nov, 2024
Mark W. Horvath President And Breast & Skeletal 23,139 12 Nov, 2025
Amy Mcbride Wendell 22,594 28 Feb, 2025
Namal Nawana 18,221 13 Mar, 2023
Benjamin Jordan Cohn Principal Accounting Officer 17,884 18 Nov, 2025
Brandon Schnittker President And Gyn Surgical 17,512 16 Dec, 2025
Ludwig Hantson 12,956 28 Feb, 2025
Peter Paul Dunne Svp And Human Resources 10,643 15 Dec, 2023
Elisabeth A Hellmann Svp And Human Resources 9,574 16 Nov, 2023
Martin D Madaus 7,651 28 Feb, 2025
Stacey D. Stewart 5,168 28 Feb, 2025
Nanaz Mohtashami 4,181 28 Feb, 2025
Charles J Dockendorff 3,436 28 Feb, 2025
Wayde D. Mcmillan 1,742 09 Apr, 2025

* Please note that the shares above only reflect shares from the fund portfolio and the institutional portfolio. Shares from the personal portfolio are excluded from this Institutional Ownership Page. See these insiders' latest transactions here on Insider Page.

Recent Insider Transactions

Detailed insider trading activity based on Form 4 SEC filings.
Download Data
Transaction Date Insider Name Security Class Transaction Type Shares Traded Price Shares Remaining Ownership Code
12 Dec, 2025 Brandon Schnittker Common Stock D 90 $75.00 17,512 D F
14 Nov, 2025 Stephen P Macmillan Common Stock D 6,874 $74.15 1,423,837 D F
14 Nov, 2025 Karleen Marie Oberton Common Stock D 1,333 $74.15 150,735 D F
14 Nov, 2025 Benjamin Jordan Cohn Common Stock D 187 $74.15 17,884 D F
14 Nov, 2025 Jan Verstreken Common Stock D 196 $74.15 134,039 D F
14 Nov, 2025 Essex D Mitchell Common Stock D 1,342 $74.15 77,610 D F
14 Nov, 2025 Jennifer M Schneiders Common Stock D 561 $74.15 41,318 D F
14 Nov, 2025 Brandon Schnittker Common Stock D 178 $74.15 17,602 D F
14 Nov, 2025 Anne M. Liddy Common Stock D 337 $74.15 28,237 D F
11 Nov, 2025 Stephen P Macmillan Common Stock D 6,679 $74.60 1,430,711 D F
11 Nov, 2025 Karleen Marie Oberton Common Stock D 1,449 $74.60 152,068 D F
11 Nov, 2025 Benjamin Jordan Cohn Common Stock D 181 $74.60 18,071 D F
11 Nov, 2025 Jan Verstreken Common Stock D 178 $74.60 134,235 D F
11 Nov, 2025 Essex D Mitchell Common Stock D 1,701 $74.60 78,952 D F
11 Nov, 2025 Jennifer M Schneiders Common Stock D 702 $74.60 41,879 D F
11 Nov, 2025 Brandon Schnittker Common Stock D 289 $74.60 17,780 D F
11 Nov, 2025 Anne M. Liddy Common Stock D 406 $74.60 28,574 D F
10 Nov, 2025 Stephen P Macmillan Common Stock A 169,582 - 1,437,390 D A
10 Nov, 2025 Karleen Marie Oberton Common Stock A 43,741 - 153,517 D A
10 Nov, 2025 Benjamin Jordan Cohn Common Stock A 5,047 - 18,252 D A